docs: def insert(self, index, key, value):
          """Inserts the key, value pair before the item with the given index."""
          if key in self.keyOrder:
              n = self.keyOrder.index(key)
              del self.keyOrder[n]
              if n < index:
                  index -= 1
          self.keyOrder.insert(index, key)
          super(SortedDict, self).__setitem__(key, value)